/*
    This file is part of the substandard lisp implementation of Standard Lisp
    Copyright (C) 2011 Nicky Nickell

    substandard lisp is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

function std_quotient(a, env) {
  var args = homogenize_args(a);
  var u = args[0].value;
  var v = args[1].value;

  if (v == 0) {
    throw new Error('***** Attempt to divide by 0 in QUOTIENT');
  }

  if (args[0].type == TYPE_INTEGER) {
    return new lisp_integer(u.divide(v));
  } else {
    return new lisp_floating((u / v).toFixed());
  }
}

/*---
name: quotient
arity: 2
rest: false
ftype: FTYPE_FEXPR

argument-types:
  - CLASS_NUMBER
  - CLASS_NUMBER

doc: |
  explaining what quotient is / how it is used!

tests: |
  (quotient 10 2) -> 5
  (quotient 10 3) -> 3
  (quotient 10 2.5) -> 4
...*/
